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Information on EC 1.1.2.B5 - PQQ-dependent quinohemoprotein pyranose dehydrogenase for references in articles please use BRENDA:EC1.1.2.B5
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EC Tree
The expected taxonomic range for this enzyme is: Coprinopsis cinerea
Reaction Schemes
a D-pyranose
+
=
a dehydro-D-pyranose
+
+
2
Synonyms
PDH, PQQ-dependent quinohemoprotein pyranose dehydrogenase, quinohemoprotein pyranose dehydrogenase,
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PQQ-dependent quinohemoprotein pyranose dehydrogenase
-
-
quinohemoprotein pyranose dehydrogenase
-
-
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a D-pyranose + a ferricytochrome c = a dehydro-D-pyranose + a ferrocytochrome c + 2 H+
-
-
-
-
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D-pyranose:cytochrome-c oxidoreductase
-
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D-arabinose + 2,6-dichlorophenolindophenol
? + reduced 2,6-dichlorophenolindophenol
-
47.5% activity compared to D-glucosone
-
-
?
D-glucosone + ferricytochrome c
? + ferrocytochrome c
-
100% activity
-
-
?
D-lyxose + 2,6-dichlorophenolindophenol
? + reduced 2,6-dichlorophenolindophenol
-
13.4% activity compared to D-glucosone
-
-
?
D-talose + ferricytochrome c
? + ferrocytochrome c
-
24.8% activity compared to D-glucosone
-
-
?
L-fucose + 2,6-dichlorophenolindophenol
? + reduced 2,6-dichlorophenolindophenol
-
77.7% activity compared to D-glucosone
-
-
?
L-fucose + ferricytochrome c
2-dehydro-L-fucose + ferrocytochrome c
-
-
-
-
?
L-fucose + phenazine methosulfate
2-dehydro-L-fucose + reduced phenazine methosulfate
-
-
-
-
?
L-galactose + ferricytochrome c
? + ferrocytochrome c
-
65.4% activity compared to D-glucosone
-
-
?
L-glucose + ferricytochrome c
? + ferrocytochrome c
-
9.2% activity compared to D-glucosone
-
-
?
L-gulose + 2,6-dichlorophenolindophenol
? + reduced 2,6-dichlorophenolindophenol
-
52.1% activity compared to D-glucosone
-
-
?
L-lyxose + 2,6-dichlorophenolindophenol
? + reduced 2,6-dichlorophenolindophenol
-
4.0% activity compared to D-glucosone
-
-
?
L-mannose + 2,6-dichlorophenolindophenol
? + reduced 2,6-dichlorophenolindophenol
-
3.6% activity compared to D-glucosone
-
-
?
L-rhamnose + 2,6-dichlorophenolindophenol
? + reduced 2,6-dichlorophenolindophenol
-
0.7% activity compared to D-glucosone
-
-
?
L-xylose + ferricytochrome c
? + ferrocytochrome c
-
11.9% activity compared to D-glucosone
-
-
?
additional information
?
-
-
the enzyme prefers monosaccharides with equatorial C-2, C-3 hydroxyl groups and an axial C-4 hydroxyl group in the 1C4 chair conformation
-
-
-
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pyrroloquinoline quinone
-
-
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Ca2+
-
1 mM Ca2+ is used in assay conditions
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30.3
D-arabinose
-
at pH 8.5 and 30°C
7.9
D-glucosone
-
at pH 8.5 and 30°C
66.8
D-Lyxose
-
at pH 8.5 and 30°C
23.1
D-talose
-
at pH 8.5 and 30°C
3.3 - 6.1
ferricytochrome c
24.8
L-fucose
-
at pH 8.5 and 30°C
49.7
L-galactose
-
at pH 8.5 and 30°C
363
L-Glucose
-
at pH 8.5 and 30°C
84.7
L-gulose
-
at pH 8.5 and 30°C
236
L-Xylose
-
at pH 8.5 and 30°C
3.3
ferricytochrome c
-
at pH 6.0 and 30°C
6.1
ferricytochrome c
-
at pH 8.5 and 30°C
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35.5
D-arabinose
-
at pH 8.5 and 30°C
74.1
D-glucosone
-
at pH 8.5 and 30°C
12.9
D-Lyxose
-
at pH 8.5 and 30°C
17.8
D-talose
-
at pH 8.5 and 30°C
30.7 - 53.5
ferricytochrome c
56.4
L-fucose
-
at pH 8.5 and 30°C
56.1
L-galactose
-
at pH 8.5 and 30°C
24.9
L-Glucose
-
at pH 8.5 and 30°C
53.3
L-gulose
-
at pH 8.5 and 30°C
22.4
L-Xylose
-
at pH 8.5 and 30°C
30.7
ferricytochrome c
-
at pH 6.0 and 30°C
53.5
ferricytochrome c
-
at pH 8.5 and 30°C
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1.17
D-arabinose
-
at pH 8.5 and 30°C
9.37
D-glucosone
-
at pH 8.5 and 30°C
0.19
D-Lyxose
-
at pH 8.5 and 30°C
0.77
D-talose
-
at pH 8.5 and 30°C
2.27
L-fucose
-
at pH 8.5 and 30°C
1.13
L-galactose
-
at pH 8.5 and 30°C
0.07
L-Glucose
-
at pH 8.5 and 30°C
0.63
L-gulose
-
at pH 8.5 and 30°C
0.09
L-Xylose
-
at pH 8.5 and 30°C
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6.5
-
for reduction of phenazine methosulfate
8.5
-
for reduction of ferricytochrome c
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-
-
-
brenda
formally known as Coprinus cinereus
-
-
brenda
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expressed in Pichia pastoris
-
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Takeda, K.; Matsumura, H.; Ishida, T.; Yoshida, M.; Igarashi, K.; Samejima, M.; Ohno, H.; Nakamura, N.
pH-dependent electron transfer reaction and direct bioelectrocatalysis of the quinohemoprotein pyranose dehydrogenase
Biochem. Biophys. Res. Commun.
477
369-373
2016
Coprinopsis cinerea
brenda
Takeda, K.; Matsumura, H.; Ishida, T.; Samejima, M.; Ohno, H.; Yoshida, M.; Igarashi, K.; Nakamura, N.
Characterization of a novel PQQ-dependent quinohemoprotein pyranose dehydrogenase from Coprinopsis cinerea classified into auxiliary activities family 12 in carbohydrate-active enzymes
PLoS ONE
10
e0115722
2015
Coprinopsis cinerea
brenda
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